Home / 20,536,279.31-31,755,834.84

Finding the Third Proportional to 20,536,279.31 and 31,755,834.84

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Solution

The third proportional to 20,536,279.31 and 31,755,834.84 is: 49,104,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,536,279.31 : 31,755,834.84 = 31,755,834.84 : x
  2. Step 2: Convert to fraction form
    20,536,279.31/31,755,834.84 = 31,755,834.84/x
  3. Step 3: Cross multiply
    20,536,279.31x = 31,755,834.84 × 31,755,834.84
  4. Step 4: Simplify right side
    20,536,279.31x = 1,008,433,046,623,526.62
  5. Step 5: Solve for x
    x = 1,008,433,046,623,526.62/20,536,279.31
  6. Step 6: Final answer
    x = 49,104,953.79

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.